diff --git a/.snyk b/.snyk
new file mode 100644
index 0000000..b8c3d14
--- /dev/null
+++ b/.snyk
@@ -0,0 +1,42 @@
+# Snyk (https://snyk.io) policy file, patches or ignores known vulnerabilities.
+version: v1.13.3
+ignore: {}
+# patches apply the minimum changes required to fix a vulnerability
+patch:
+  'npm:hawk:20160119':
+    - ecmarkup > highlight.js > gear-lib > less > request > hawk:
+        patched: '2019-02-25T23:00:10.164Z'
+  'npm:http-signature:20150122':
+    - ecmarkup > highlight.js > gear-lib > less > request > http-signature:
+        patched: '2019-02-25T23:00:10.164Z'
+  'npm:mime:20170907':
+    - ecmarkup > highlight.js > gear-lib > mime:
+        patched: '2019-02-25T23:00:10.164Z'
+    - ecmarkup > highlight.js > gear-lib > less > mime:
+        patched: '2019-02-25T23:00:10.164Z'
+    - ecmarkup > highlight.js > gear-lib > less > request > form-data > mime:
+        patched: '2019-02-25T23:00:10.164Z'
+  'npm:minimatch:20160620':
+    - ecmarkup > highlight.js > gear > liftoff > findup-sync > glob > minimatch:
+        patched: '2019-02-25T23:00:10.164Z'
+    - ecmarkup > highlight.js > gear-lib > gear > liftoff > findup-sync > glob > minimatch:
+        patched: '2019-02-25T23:00:10.164Z'
+    - ecmarkup > highlight.js > gear-lib > glob > minimatch:
+        patched: '2019-02-25T23:00:10.164Z'
+    - ecmarkup > highlight.js > gear-lib > jslint > glob > minimatch:
+        patched: '2019-02-25T23:00:10.164Z'
+    - ecmarkup > highlight.js > gear-lib > jshint > cli > glob > minimatch:
+        patched: '2019-02-25T23:00:10.164Z'
+    - ecmarkup > highlight.js > gear-lib > jshint > minimatch:
+        patched: '2019-02-25T23:00:10.164Z'
+  'npm:request:20160119':
+    - ecmarkup > highlight.js > gear-lib > less > request:
+        patched: '2019-02-25T23:00:10.164Z'
+  'npm:tunnel-agent:20170305':
+    - ecmarkup > highlight.js > gear-lib > less > request > tunnel-agent:
+        patched: '2019-02-25T23:00:10.164Z'
+  'npm:uglify-js:20151024':
+    - ecmarkup > highlight.js > gear-lib > handlebars > uglify-js:
+        patched: '2019-02-25T23:00:10.164Z'
+    - ecmarkup > highlight.js > gear-lib > uglify-js:
+        patched: '2019-02-25T23:00:10.164Z'
diff --git a/package.json b/package.json
index 9b1412b..969c02d 100644
--- a/package.json
+++ b/package.json
@@ -8,9 +8,15 @@
   "license": "SEE LICENSE IN https://tc39.github.io/ecma262/#sec-copyright-and-software-license",
   "homepage": "https://iddan.github.io/proposal-function-expression-decorators/",
   "dependencies": {
-    "ecmarkup": "^3.12.0"
+    "ecmarkup": "^3.12.0",
+    "snyk": "^1.134.2"
   },
   "devDependencies": {
     "@alrra/travis-scripts": "^3.0.0"
-  }
+  },
+  "scripts": {
+    "snyk-protect": "snyk protect",
+    "prepublish": "npm run snyk-protect"
+  },
+  "snyk": true
 }